*{
    padding: 0;margin: 0;
}

body{
    width: 100%;
    height: 100vh;
    background-image: url(../images/bg1.jpg);
    background-size: cover;
    overflow: hidden;
}

.excluder{
    height: 200px;
    width: 200px;
    border-radius: 50%;
    background-image: url(../images/bg2.jpg);
    position: absolute;
}